/// <summary>
/// Send the command to the bluetooth socket. Returns true when command was sent and a response was received.
/// </summary>
/// <param name="aCallbackDataReceived">Callback for the received data.</param>
/// <returns>True when command was sent and a response was received.</returns>
public bool Send(DataReceivedDelegate aCallbackDataReceived)
{
if (Socket.IsConnected)
{
lock (fSyncObject)
{
byte[] lCmd = Encoding.ASCII.GetBytes(BuildCommand(CommandPrefix, BaseCommand, CommandParameter));
Socket.OutputStream.Write(lCmd, 0, lCmd.Length);
Socket.OutputStream.Flush();
Thread.Sleep(50);
string lResponse = ReadResponse();
if (!string.IsNullOrWhiteSpace(lResponse))
{
string lExtractedData = ValidateAndExtractData(lResponse);
if (!string.IsNullOrWhiteSpace(lExtractedData))
{
if (GetValue(lResponse, out T lValue))
{
aCallbackDataReceived?.Invoke(lValue);
return(true);
}
}
}
}
}
return(false);
}
public void Register(DataReceivedDelegate callback, bool autoremove)
{
lock (_callbacks)
{
_callbacks.Add(Tuple.Create(callback, autoremove));
}
}
public EV3Receiver(string portName, DataReceivedDelegate dataReceivedDelegate, int interval)
{
this.dataReceivedDelegate = dataReceivedDelegate;
try {
EV3ComPort.PortName = portName;
EV3ComPort.BaudRate = 9600;
EV3ComPort.DataBits = 8;
EV3ComPort.Parity = Parity.None;
EV3ComPort.StopBits = StopBits.One;
EV3ComPort.Open();
EV3ComPort.ReadTimeout = 20000;
EV3ComPort.DtrEnable = true;
EV3ComPort.RtsEnable = true;
NXTMailbox1CallbackTimer = new System.Timers.Timer(interval);
NXTMailbox1CallbackTimer.Elapsed += new ElapsedEventHandler(NXTMailbox1CallbackHandler);
NXTMailbox1CallbackTimer.Enabled = true;
} catch (System.IO.IOException ex) {
Console.WriteLine(ex.ToString());
Console.Read();
return;
} catch (ArgumentException ex) {
Console.WriteLine(ex.ToString());
Console.Read();
return;
}
}
void m_Port_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
if (InvokeRequired)
{
DataReceivedDelegate d = new DataReceivedDelegate(UpdateTextBox);
Invoke(d, new object[] { e });
}
else
{
UpdateTextBox(e);
}
}
public SerialPortConnection(
DataReceivedDelegate dataReceivedDelegate,
string comPort = "Com1",
int baud = 115200,
Parity parity = Parity.None,
int dataBits = 8,
StopBits stopBits = StopBits.One,
int receiveBufferSize = 10000)
{
Disposed = false;
this.dataReceivedDelegate = dataReceivedDelegate;
this.serialPort = new SerialPort(comPort, baud, parity, dataBits, stopBits)
{
ReadTimeout = 1000,
WriteTimeout = 1000,
};
this.serialPort.DataReceived += new SerialDataReceivedEventHandler(serialPort_DataReceived);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="dataHandler">Data handler</param>
/// <param name="statusChangeHandler">Channel status handler</param>
public SCPClientChannelEventReceiver(DataReceivedDelegate dataHandler, ChannelStatusChangedDelegate statusChangeHandler)
{
this._dataHandler = dataHandler;
this._statusChangeHandler = statusChangeHandler;
}
public void UnsubscribeFromOnDataReceived(DataReceivedDelegate _func)
{
m_onDataReceived -= _func;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="dataHandler">Data handler</param>
/// <param name="statusChangeHandler">Channel status handler</param>
public SCPClientChannelEventHandler(DataReceivedDelegate dataHandler, ChannelStatusChangedDelegate statusChangeHandler)
{
this._dataHandler = dataHandler;
this._statusChangeHandler = statusChangeHandler;
}
public void SubscribeToOnDataReceived(DataReceivedDelegate _func)
{
m_onDataReceived -= _func;
m_onDataReceived += _func;
}
/// <summary>
/// Wait for response.
/// </summary>
/// <remarks>
/// <para>
/// Caller should lock ResponseNotifier before send a request packet,
/// and this method should be called in the lock-block.
/// </para>
/// </remarks>
/// <param name="responseHandler">delegate which handles response data</param>
/// <param name="millisecondsTimeout">timeout in milliseconds</param>
/// <exception cref="SFTPClientTimeoutException">Timeout has occured.</exception>
/// <exception cref="Exception">an exception which was thrown while executing responseHandler.</exception>
public void WaitResponse(DataReceivedDelegate responseHandler, int millisecondsTimeout)
{
// Note: This lock is not required if the caller has locked ResponseNotifier.
// We do this for make clear that Monitor.Wait() is called in the locked context.
lock (_responseNotifier) {
_isDataIncomplete = false;
_dataTotal = 0;
_responseHandler = responseHandler;
_responseHandlerException = null;
bool signaled = Monitor.Wait(_responseNotifier, millisecondsTimeout);
_responseHandler = null;
if (_responseHandlerException != null)
throw new SFTPClientException(_responseHandlerException.Message, _responseHandlerException);
if (!signaled)
throw new SFTPClientTimeoutException();
}
}
public void registerReceivedDelegate(DataReceivedDelegate pDataReceived)
{
#region 数据处理异步委托
m_pDataReceived = pDataReceived;
#endregion
}
/// <summary>
/// Sets callback delegate for handling received data.
/// </summary>
/// <param name="lDataReceivedDelegate">Callback delegate.</param>
public void SetReceiveHandler(DataReceivedDelegate lDataReceivedDelegate)
{
cDataReceivedDelegate = lDataReceivedDelegate;
}
public TeliaModem(System.Windows.Forms.Control mainThreadOwnder)
{
_mainThreadOwnder = mainThreadOwnder;
dataReceivedDelegate = new DataReceivedDelegate(OnDataReceived);
}
/// <summary>
/// Wait for response.
/// </summary>
/// <remarks>
/// <para>
/// Caller should lock ResponseNotifier before send a request packet,
/// and this method should be called in the lock-block.
/// </para>
/// </remarks>
/// <param name="responseHandler">delegate which handles response data</param>
/// <param name="millisecondsTimeout">timeout in milliseconds</param>
/// <exception cref="SFTPClientTimeoutException">Timeout has occured.</exception>
/// <exception cref="Exception">an exception which was thrown while executing responseHandler.</exception>
public void WaitResponse(DataReceivedDelegate responseHandler, int millisecondsTimeout)
{
lock (_dataBufferSync) {
bool processed = false;
while (!processed) {
while (_dataBuffer.Length < 4) {
if (!Monitor.Wait(_dataBufferSync, millisecondsTimeout)) {
throw new SFTPClientTimeoutException();
}
}
int totalSize = SSHUtil.ReadInt32(_dataBuffer.RawBuffer, _dataBuffer.RawBufferOffset);
while (_dataBuffer.Length < 4 + totalSize) {
if (!Monitor.Wait(_dataBufferSync, millisecondsTimeout)) {
throw new SFTPClientTimeoutException();
}
}
_dataBuffer.RemoveHead(4); // length field
if (totalSize >= 1) {
SSH2DataReader reader = new SSH2DataReader(
new DataFragment(_dataBuffer.RawBuffer, _dataBuffer.RawBufferOffset, totalSize));
SFTPPacketType packetType = (SFTPPacketType)reader.ReadByte();
if (responseHandler != null) {
processed = responseHandler(packetType, reader);
}
else {
processed = true;
}
}
_dataBuffer.RemoveHead(totalSize);
}
}
}
